<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>

        <link rel="stylesheet" href="css/jquery-ui.min.css" />
        <script src="js/jquery2.1.1.min.js"></script>
          <script src="js/jquery-ui.min.js"></script>

</head>
<body>

<input type="text" name="date" id="date" />
<p>
    <a href="#" title="锚描述">锚文本</a>
    <input title="输入帮助">
</p>
<script>

    /*tool*/
    $( document ).tooltip();

    $( "#date" ).datepicker();

</script>
</body>
</html>